4148881919782 has 16 divisors (see below), whose sum is σ = 6298468368192. Its totient is φ = 2049393778920.

The previous prime is 4148881919779. The next prime is 4148881919797. The reversal of 4148881919782 is 2879191888414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6415657 + ... + 7032667.

It is an arithmetic number, because the mean of its divisors is an integer number (393654273012).

Almost surely, 2^{4148881919782} is an apocalyptic number.

4148881919782 is a deficient number, since it is larger than the sum of its proper divisors (2149586448410).

4148881919782 is a wasteful number, since it uses less digits than its factorization.

4148881919782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657603.

The product of its digits is 74317824, while the sum is 70.

The spelling of 4148881919782 in words is "four trillion, one hundred forty-eight billion, eight hundred eighty-one million, nine hundred nineteen thousand, seven hundred eighty-two".